add fade out effect when removing item from minicart - Magento 2

sidebar.js

/**
 * @param {HTMLElement} elem
 * @private
 */
_removeItem: function (elem) {
    var itemId = elem.data('cart-item');

    this._ajax(this.options.url.remove, {
        'item_id': itemId
    }, elem, this._removeItemAfter);
    var productItem = $(elem).closest('.product-item'); // this element will be removed
    $(productItem).fadeOut();
}